678
ASUS43 KLOT 112109
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM CDT THU SEP 11 2025
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-112200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 83 54 36 MISG 30.14F HX 82 TC 28
STERLING* SUNNY 84 55 36 E9 30.17F HX 83 TC 29
ILZ003-004-008-010-011-017-018-112200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 81 55 40 VRB3 30.19F HX 81 TC 27
ROCHELLE* SUNNY 80 51 36 CALM 30.18F TC 27
DE KALB* MOSUNNY 80 57 45 SE8 30.19F HX 80 TC 27
PERU* SUNNY 85 52 32 S5 30.16F HX 83 TC 29
ILZ005-006-012>014-019>023-112200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 75 58 55 NE8 30.20F TC 24
CHICAGO-MIDWAY SUNNY 78 57 48 NE10 30.20S TC 26
AURORA MOSUNNY 82 58 43 E12 30.17F HX 82 TC 28
JOLIET* PTSUNNY 82 59 45 NE7 30.17F HX 82 TC 28
WAUKEGAN SUNNY 72 60 66 NE10 30.22F TC 22
DUPAGE AIRPORT SUNNY 79 57 46 E13 30.18F HX 80 TC 26
KANKAKEE* SUNNY 82 54 36 CALM 30.18F HX 81 TC 28
WHEELING SUNNY 74 60 61 E12 30.22F TC 23
MORRIS* SUNNY 83 57 41 CALM 30.16F HX 82 TC 28
ROMEOVILLE* MOSUNNY 81 59 47 NE13 30.19F HX 81 TC 27
LANSING* N/A 77 53 42 E10 30.20F TC 25
LMZ740>746-112200-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 65 66 10/ 10/ 12 1023.5F
WINTHROP HARBOR 66 67 360/ 12/ 16 N/A 2/ 4
WAUKEGAN HARBOR 67 68 N/A 2/ 4
WILMETTE BUOY 67 20/ 14/ 17 1025.2F 2/ 4
CHICAGO BUOY 68 66 360/ 10/ 12 1024.0F 2/ 4
HARRISON CRIB 68 20/ 11/ 11 N/A
CALUMET HARBOR 70 350/ 9/ 12 1022.0
BURNS HARBOR 70 30/ 6/ 6 1023.4F
MICHIGAN CITY 69 20/ 10/ 11 1021.5F
MICH CITY BUOY 71 1021.1F
ST. JOSEPH BUOY 69 70 330/ 14/ 16 1023.6F 1/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-112200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 86 56 35 CALM 30.12F HX 85 TC 30
GALESBURG* MOSUNNY 84 51 31 CALM 30.16F HX 82 TC 29
MACOMB* SUNNY 86 53 32 E5 30.16F HX 84 TC 30
JACKSONVILLE* SUNNY 85 54 33 CALM 30.13F HX 84 TC 30
PITTSFIELD* SUNNY 88 59 37 N5 30.13F HX 87 TC 31
ILZ028>032-037-038-041>044-048-051>054-059>061-112200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 84 51 30 SE6 30.16F HX 82 TC 29
BLOOMINGTON SUNNY 85 55 35 NE8 30.16F HX 83 TC 29
DECATUR SUNNY 90 56 31 VRB7 30.13F HX 88 TC 32
PEORIA SUNNY 85 52 32 SE7 30.14F HX 83 TC 29
LACON* SUNNY 83 51 32 CALM 30.15F HX 82 TC 29
LINCOLN* SUNNY 87 58 37 NE5 30.13F HX 86 TC 31
SPRINGFIELD SUNNY 87 53 31 VRB5 30.12F HX 85 TC 31
TAYLORVILLE SUNNY 88 54 31 MISG 30.12F HX 86 TC 31
ILZ033-039-045-046-055>057-062-063-112200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 85 57 38 E7 30.14F HX 84 TC 29
DANVILLE* SUNNY 85 52 31 NE5 30.15F HX 83 TC 30
RANTOUL* MOSUNNY 84 50 30 CALM 30.15F HX 82 TC 29
MATTOON SUNNY 84 61 45 E7 30.12F HX 84 TC 29
ILZ079-100>102-112200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 88 57 35 N6 30.12F HX 86 TC 31
BELLEVILLE SUNNY 90 60 35 CALM 30.09F HX 90 TC 32
CAHOKIA* MOSUNNY 87 60 40 CALM 30.10F HX 87 TC 31
SPARTA* SUNNY 91 55 28 N6 30.11F HX 89 TC 33
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-112200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 90 57 32 CALM 30.09F HX 88 TC 32
CAIRO* SUNNY 92 62 35 NW7 30.09F HX 92 TC 34
EFFINGHAM* MOSUNNY 86 56 35 CALM 30.13F HX 85 TC 30
MARION MOSUNNY 88 57 35 CALM 30.10F HX 86 TC 31
MT. VERNON SUNNY 90 57 32 W6 30.10F HX 88 TC 32
CENTRALIA* SUNNY 91 53 27 N5 30.10F HX 89 TC 33
SALEM* MOSUNNY 91 52 26 CALM 30.11F HX 88 TC 33
METROPOLIS* SUNNY 90 56 30 CALM 30.09F HX 88 TC 32
ILZ067-068-072-073-078-083-087-091-112200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 87 58 37 NE3 30.12F HX 86 TC 31
FLORA* SUNNY 88 59 37 CALM 30.11F HX 87 TC 31
FAIRFIELD* CLOUDY 89 56 32 CALM 30.10F HX 87 TC 31
HARRISBURG* MOSUNNY 90 55 30 MISG 30.10F HX 88 TC 32
ROBINSON* SUNNY 88 61 40 E5 30.12F HX 88 TC 31
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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